Historical outbreak briefing · Updated May 30, 2026
1997 - Ebola haemorrhagic fever in Gabon (new outbreak) - Update 13
0 confirmed 0 probable 33 deaths Source: WHO
A new outbreak of Ebola haemorrhagic fever has been reported in Gabon, according to the World Health Organization's Disease Outbreak News. The first reported case occurred in late July 1997 in the Booué area, and as of 15 January 1997, a total of 59 cases have been reported, including 44 deaths and 15 cases who have recovered.
The World Health Organization reports that there are 59 confirmed cases of Ebola haemorrhagic fever in Gabon, with no probable or suspected cases. The case fatality ratio is 74.6%, based on the 44 reported deaths and 59 total cases. There have been no reported deaths in Libreville, where 14 cases have been reported, including 10 deaths.
The outbreak is currently limited to Gabon, with no reported cases in other countries. There is no information available on the current vessel location or the number of people on board.
The World Health Organization is closely monitoring the situation and providing updates on the outbreak. For the latest information, please visit the World Health Organization's Disease Outbreak News website at https://www.who.int/emergencies/disease-outbreak-news/item/1997_01_16-en.
Primary source: WHO — 1997 - Ebola haemorrhagic fever in Gabon (new outbreak) - Update 13